18000352

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 38035872

約数和(自身を除く): 20035520

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 74, 92, 148, 184, 296, 368, 592, 661, 736, 851, 1184, 1322, 1702, 2644, 3404, 5288, 6808, 10576, 13616, 15203, 21152, 24457, 27232, 30406, 48914, 60812, 97828, 121624, 195656, 243248, 391312, 486496, 562511, 782624, 1125022, 2250044, 4500088, 9000176, 18000352]

約数ペア:

[(1, 18000352), (2, 9000176), (4, 4500088), (8, 2250044), (16, 1125022), (23, 782624), (32, 562511), (37, 486496), (46, 391312), (74, 243248), (92, 195656), (148, 121624), (184, 97828), (296, 60812), (368, 48914), (592, 30406), (661, 27232), (736, 24457), (851, 21152), (1184, 15203), (1322, 13616), (1702, 10576), (2644, 6808), (3404, 5288)]